is improtant for加动词什么形式

is improtant for加动词什么形式 I think the most improtant important quality for a good friend is sincerity. be important 在这个句子里The concept of capital maintenance is improtant for the measurement of profit. 动词后面为什么加for Jack is always late for school.谓语动词是is非谓语动词为什么不加s It is time for class.中的是class什么词,动词?名词?还是动词加名词的词? He is late for school怎么把usually加上去啊?是加在be动词前面吗? 动词后加Sth.for sb. for后面加动词什么形式 thanks for后加动词什么形式 后面加for的动词有哪些? for instance后加动词还是名词? help for加动词的什么形式 for面前加动词还是名词啊 It is diffcult for me to do it is diffcult 是系动词加表语做谓语还是谓语 is diffcult for 但没这短语 It is diffcult for me to do it is diffcult 是系动词加表语做谓语还是谓语 is diffcult for 但没这短语 since加延续性动词还是短暂性动词?for呢? thanks for就、后跟动词时,动词要加什么